[11]NIU Jihua, LIU Xinyu, GUO Jinping.Clinical value of orthostatic tilting test for syncope of unknown origin[J].Sandong Medical Journal,1998,38(11):13-14.

• 牛纪华；刘新宇；郭晋萍.；直立倾斜试验诊断不明原因晕厥的临床价值[J]